4 wheel disc tighten up w/o touching pedal

1979 PONTIAC TRANS AM
75,000 MILES
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TOMGONZ
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  • 1 POST
i have 1979 pontiac trans am w/455cu,auto,ps,pb,ac -4 wheel disc brakes-when i drive the car the bakes work great but after driving 2-3 miles highway or city the 4 wheel disc start to tighten up & the brake pedal is vry hard w/little travel.-i have replac
Oct 21, 2011 at 6:50 PM
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MHPAUTOS
  • ✓ASE Certified Mechanic
  • 31,937 POSTS
  • ASE Certified Mechanic
Check that you have pedal free play, there should be a little free movement befor the master cylinder piston moves, you should be able to feel this with your hand pushing the pedal slowly.
Oct 28, 2011 at 10:54 PM
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